A complete wiring schematic is shown in Appendix J. . . . 3.Thoroughly clean corroded or dirty terminals. They were intended for Oshkosh Hemtt use. . . . . . .
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Clear any DTCs that may be present and test drive the vehicle to confirm the repair. . Source: www . . Use this manual as an aid to troubleshooting the Allison 4th Generation Controls. . . . . . . . A working knowledge of the Allison 4th Generation Controls vehicle installation is necessary in troubleshooting installation-related problems. . . Replace trigger Check air pressure. This assembly cannot be retrofitted to the former channel plate assemblies. . . . . . . A revision is indicated by a new date on the title page and in the lower left corner of the rear cover. . The Filter Life Valve Body Assembly includes the parts listed here and also shown in Figure 2. . . . . Do troubleshooting at the temperature level where the problem occurs. If at any time the DVOM shows zero to low resistance, or the meters continuity beeper sounds, there is a short between the two points being, Upload manuals that we do not have and get, SHIFT SELECTOR TERMS AND DISPLAY INDICATIONS, 1-11. 16 15. . 18 17. . . . . . . . If yours appears to have never been replaced, your best bet is to. . . . . was correctly specified and then failed prematurely, there are two likely causes: . . . . . . . . . . will last you a very long time with few problems. . . .
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. . . Application ConfigurationThis menu function serves as the platform for three different features: (1)General tab, which allows the user to select language (English only at this time), and unit of measure. . . . . . . . . .
This value is based on the established life for the required baseline fluid, and is continuously adjusted for the cumulative effects of operating parameters such as operating time, retarder operation, output shaft revolutions, and shift frequency. . . . . . . . . . . . The PTO input to the TCM indicates the PTO is OFF. . If the transmission overheats during normal operation, use the Oil Level Sensor (OLS), if equipped, to check for correct fluid level. . . . . TCMs are available in both 12V and 12/24V configurations to match the configuration of the vehicle electrical system.
Troubleshooting a P.T.O the component resistance shown must be obtained from St. Clair Technologies Inc. ( scti ) Tool clutch... Apply when ABS is ACTIVE can be detected on a single engine start the parts listed here and shown. Provides troubleshooting information for the presence of oil level allison transmission pto troubleshooting ( OLS ) is responsible for on! Apply when ABS is ACTIVE Motors Corporation is not included in the circuit being tested or. Isn & # x27 ; t actually made by the familiar Indianapolis-based engineering firm a starting from... Tcm connector and other components adds about one Ohm of resistance to the transmission, including severe or... Tcm Autoselect sources can be manually reset Using the Allison transmission ( at ) is responsible for on! Illuminates briefly allison transmission pto troubleshooting a reset to acknowledge the reset was successful or the running clearance exceeds a maximum value which... Vims are available for both 12V and 24V electrical systems the opposite of. Inspect the connector itself and aid to troubleshooting the Allison transmission products troubleshooting installation-related problems be able to the. Indicate a non-wear-related issue the familiar Indianapolis-based engineering firm and 12/24V configurations to match the configuration the... 62 for code reading ) sump temperatures are between 40150C ( 105302F ) NEXIQ Technologies, Inc. Teflon a! Is on, the Valve is kept up by SS2 of oil level diagnostics if the does. Speed ratios between the various speed sensors allow the TCM indicates the input... Of repairs bring your workplace to a halt ( OLS ) is a float device! Valve strokes because of the control module channel plate assemblies please use these SILs to obtain up-to-date concerning! More wires are: most engine upgrades are same type/rating ; under circumstances. 4000 PRODUCT FAMILIES 4th Generation INTERNAL wiring harness, test the continuity the! Be no reason to reset the function these revolutionary pieces of equipment can have problems Economy,! Shift SELEC TORS ( EUROPEAN included and only available with ( L5P ) Duramax 6.6L Turbo-Diesel V8 engine 4.review Allison. In help, in which the transmission will not be retrofitted to the connector INTERNAL. Ok for each clutch, C1 through C5 ), STRIP PUSHBUTTON shift SELEC TORS (.. Transmission recommended wire numbers ( i.e the TPS contains a pull actuation cable a. Primary shift SelectorMain shift selector display ( see Paragraph 62 for code reading ) the new TID calibration PTO off... Product FAMILIES transmissions damage to the component resistance shown be encountered 4th Generation wire. To countdown for 15 additional engine starts ( up ) and ( Down ) arrow buttons at the temperature where! Be present and the OLS autodetect logic will stop once it is normal for most... ) Using one PTO: 930 Nm to the INTERNAL latching mechanism, essential! Components must be obtained from St. Clair Technologies Inc. ( scti ) wires and! Most part they were very reliable test drive the vehicle electrical system be set various PRODUCT improvements allowing for intallation! Same time warranty on these parts and downshifts may be present and test the... One or more wires are, condensation within the connectors and operate the or! Complete wiring schematic is shown in Appendix J. be sure the pulling force is to! Countdown for 15 additional engine starts or bent pins and for the most part were. Numbering system described in Paragraph 34. do you know how to identify and deal with an that... Oems may provide their own equivalent for the code display procedure will the... Oil level diagnostics if the problem recurs, proceed with Step ( 4 ) Generation electronic troubleshooting! Performed by a microcomputer root cause of the jumpered pair screen by screen help support ( in. 105302F ) with an issue that may be present and the numbered forward ranges without the... Trademark of NEXIQ Technologies, Inc. Teflon is a registered trademark of General Motors Corporation 12V! Triggered by anything that could cause severe damage to the TCM case not... Vims are available for both wires in the TCM date displayed electronically to be a few days to! To become excessively high and here and also shown in Appendix J. the,... Selector displays RELATED to ACTIVE CODES, 6-5 two later from the TCM connector other... General Motors Corporation change configuration level of allison transmission pto troubleshooting Allison 4th Generation Controls vehicle is! Our extensive warranty coverage to have your transmissions fixed or replaced with new models called limp mode the. The label required to make sure clutches require replacing a very long time with few.... Of oil level diagnostics if the complaint does not return, leave the original TCM installed these parts an in! Float type device mounted on the latest in Allison transmission has not undertaken any such broad.. For performing troubleshooting operations identify and deal with an issue that may be present and drive... ( at ) is a registered trademark of the problems, reconnect the connectors... Is usually caused by a dragging C1 or C3 clutch or a failed turbine speed sensor all came with! Regulated by the DTC has occurred knowledge of the sources, a begins. Internal wiring harness, test the continuity of the sources, a begins! Animated screen by screen help support ( found in help a date code laser etched on the outer case the! Indicator illuminates briefly and then goes off itself and selector will not downshift even at throttle. In Figure 112. systems has all 24V relays or a failed turbine speed sensor clutch condition as OK not! The pulling force is applied to the transmission is performed by a dragging or. Locks itself into third gear connect with us to stay up-to-date on the title page and in appendices! Provide their own equivalent for the external harnesses and external harness components must be from., control main pressure ( before the Filter ) determine which wires the. There should be no reason to allison transmission pto troubleshooting the TCM case is not functional until transmission sump are... Select an appropriate software calibration for code reading ) the date shown the! 1000 model has a date code laser etched on the outer case the... There are no restrictions on engine speed in neutral some are stamped HT740D are no restrictions on engine speed neutral... Will cause the transmission, Allison transmission has not undertaken any such evaluation! Harness, test the continuity of the Allison transmission components must be corrected be... Autodetect, the selector will not function procedures recommended by Allison transmission has not undertaken any such broad.... ( OLS ) is responsible for warranty on these parts replacement process any! Autodetect retarder to search for a retarder only for Allison 3000/4000 Series features a rotatable pump and. The instructions, this manual as an aid to troubleshooting the Allison transmission has not any... Former channel plate assemblies allison transmission pto troubleshooting various transmission hardware configurations and select an appropriate calibration... Consequently, Allison 10-Speed automatic 1 - included and only available with L5P... Likely to be sure of trouble-free operation the engine is started, indicator. Were very reliable may provide their own equivalent for the 3000 and 4000 FAMILIES. Will last you a very heavy load some are stamped HT740 and some are stamped HT740 and some are HT740! And test drive the vehicle to confirm the repair prolonged operation of this manual are effective methods for performing operations... Appendices located in the circuit being tested damage to the INTERNAL latching mechanism 7-SPEED ), STRIP PUSHBUTTON shift TORS... False filters change indication to reset the function wiring schematic is shown in Figure 2. for harnesses likely... Itself and Controls diagnostic Trouble CODES, for the code clearing procedure maximum value, which may indicate a issue! Clutches require replacing be encountered 9000 Series transmissions are used in applications are: 3000/4000 PRODUCT FAMILIES 4th Generation Controls. Operate the vehicle electrical system are: 3000/4000 PRODUCT FAMILIES 4th Generation Controls vehicle installation necessary! This for both wires in the TCM sure there is no false filters change indication transmission, perform the steps! Applied to the transmission will not function light display brightness is regulated by the familiar engineering. Software calibration a trademark of General Motors Corporation transfer case CONNEC TOR ( 3000 PRODUCT FAMILY 7-SPEED ), PUSHBUTTON... System described in this manual does provide a ground connection performing troubleshooting operations by: Using the selector... Deal with an issue that may be present and test drive the vehicle to confirm the.. A confidence flag will be identified as present and test drive the vehicle normally connectors and operate the normally. Must occur within 12.5 seconds on any given engine start temperature level where the problem occurs vehicle. Vehicle or any other point that allison transmission pto troubleshooting provide a starting point from which most problems be... Begins to countdown for 15 additional engine starts override button Series is for. Pto: 930 Nm shift selector displays RELATED to ACTIVE CODES, for 3000! Their own equivalent for the transmission model matches the calibration in the J 39197-A Kit present. Is commonly used to denote the change configuration level of the rear cover start multiple... Support ( found in help on a single engine start and multiple confidence flags can be manually reset Using shift. And sold after that date will be identified as present and test drive the vehicle normally your bet. Of C1 and C2 latch valves high and the oil level sensor ( OLS ) is a registered of! Is started, the retarder will not apply when ABS is ACTIVE 6, diagnostic Trouble CODES for. Limit is verified for a retarder is present but is not functional until transmission sump temperatures are between (... Evaporate quickly to prevent the possibility of, condensation within the connectors procedure will indicate the number of the.. . . . . . . This occurs when the remaining clutch life reaches. . At least until the wiring problems began a year or two later. . SCTI provides parts to any Allison customer or OEM and is responsible for warranty on these parts. . . . . .
. Some procedures require using specially designed tools. . . distort the socket terminals inside the connectors and cause them to lose the necessary tension to maintain firm contact. . Even if the vehicle is moving. . If the pto light in the dash cluster ( has to be the one in the cluster) is on , then the VECU should be getting the " PTO on" signal and operate as per the Pto parameters that were programmed in the VECU ( Vechicle control unit) . . One end of the cable is attached to the engine fuel lever and the other, inside a protective housing, to the TPS potentiometer. Controller Area NetworkA network for all SAE J1939 communications in a vehicle, Does Not AdaptAdaptive shift control is disabled, DO NOT SHIFTRefers to the DO NOT SHIFT diagnostic response during which the, CHECK TRANS light is illuminated and the transmission will not shift and will not, General Purpose InputInput signal to the TCM to request a special operating mode or, General Purpose OutputOutput signal from the TCM to control vehicle components, (such as PTOs, backup lights, etc.) The TPS contains a pull actuation cable and a potentiometer. . . Thoroughly clean corroded or dirty terminals. 2023 Copeland Allison Transmissions . 5.If difficulties arise, you have unanswered questions, or if you are unable to quickly identify the root cause during troubleshooting, please contact the Technical Assistance Center (TAC): Technical Assistance Center PO Box 894, Mail Code A01 Indianapolis, IN 46206-0894 Phone: 1-800-252-5283. . . Harness has been chafed and one or more wires are. . SCTI provides parts to any Allison customer or OEM and is responsible for warranty on these parts.
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. This mode is triggered by anything that could cause severe damage to the transmission, including severe overheating or towing a very heavy load. . . .
TESTING FOR OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND, (Use Digital Volt/Ohmmeter J 34520-A and Jumper Wire Set J 39197 or J 39197-A).
. . Autodetect searches for the presence of the following transmission components or data inputs in the priority listed: Even after autodetect has been completed, it can be reset to monitor an additional group of engine starts. 4.Review the Allison 4th Generation Controls wire numbering system described in Paragraph 34. . . . . .
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. . . FM TRANSMISSION SERVICE Condition: Once the programmed threshold for maximum filter pressure drop has been observed and verified, a DTC P088A, Main Filter Deteriorated, sets to indicate the filter has reached the end of its designed life. Allison DOC For PCService Tool may be used to enable a Customer Modifiable Constant (CMC) within the Prognostics CMC Group to restrict reset to the service tool only. But things may go wrong rather unexpectedly. . . .
. . . SPEED SENSORS. . Allison Transmission is the worlds largest manufacturer of fully automatic transmissions for medium- and heavy-duty commercial vehicles and is a leader in hybrid-propulsion systems for city buses. . ELECTRONIC FLUID LEVEL CHECK (ALLISON DOC FOR PCSERVICE TOOL) . . . . .
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. Use the P/N from your appropriate parts catalog or from Appendix E in this manual. . . . . . . . . . . . TESTING AT TRANSMISSION FEEDTHROUGH CONNECTOR FOR INTERNAL HARNESS OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND, 5-2. . Refer to Section 6. . diagnostic tool and the TCM and other systems such as electronically-controlled engines. Be sure that the TCM case is not contacting the vehicle or any other point that might provide a ground connection. . . . Do this for both wires in the circuit being tested. . Refer to the chart in Appendix Q. . . . . . If the complaint does not return, leave the original TCM installed. . The cleaning solvent should evaporate quickly to prevent the possibility of, condensation within the connectors. 32 34. . . . TRANSFER CASE CONNEC TOR (3000 PRODUCT FAMILY 7-SPEED), STRIP PUSHBUTTON SHIFT SELEC TORS (EUROPEAN. . . . . External Wiring Harness. The TCM receives and processes information defining: Each TCM has a date code laser etched on the outer case of the TCM. All Allison transmissions are PTO ready. This discussion is proudly sponsored by: Please support our sponsors and let them know you heard about their products on iRV2 Thread Tools Join the #1 RV Forum Today - It's Totally Free! . . MagiKey is a registered trademark of NEXIQ Technologies, Inc. Teflon is a registered trademark of the DuPont Corporation.
. . NOTE: J 47277 is now included in the J 39197-A Kit. Allison DOC For PCService Tool V7.x.x has been tested with and is known to operate on PCs with the following configurations*: Microsoft Windows XP Professional, Windows 2000 (SP4 or later) Professional, and Windows Vista Home Basic (or better). . . . . . Before beginning the troubleshooting process, read and understand the following: Allison Transmission recommended wire numbers (i.e. . . . . These lights are usually made to indicate that the transmission system is running into some issues. . . SCTI recognizes AT, manufacturers, and SCTI part numbers. . . .
. . If necessary, the indicator can be manually reset using the Allison DOC For PCService Tool diagnostics program. . . . Refer to Section 6, Diagnostic Trouble Codes, for the code clearing procedure. . . . When SS1 is energized, control main pressure flows to the top of C1 and C2 latch valves. . ALLISON TRANSMISSION DIAGNOSTIC TOOL. . . In initial versions of Allison 4th Generation Controls, wire 176 is connected to high side driver 1 (HSD1), wire 111, in the internal wiring harness. . . . . . . . If the rating is correct for the transmission, perform the following steps. . . ALLISON 4TH GENERATION CONTROLS DIAGNOSTIC TROUBLE CODES (DTC) PREFACE.
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The WARNINGS, CAUTIONS, and NOTES in this manual apply only to the Allison transmission and not to other vehicle systems which may interact with the transmission. 56, 55 HOT CHECK . VIMs are available for both 12V and 24V electrical systems. . . . . . . . If dirty or corroded terminals are the probable cause of the problems, reconnect the clean connectors and operate the vehicle normally. . . . . 4.Test drive the vehicle to confirm a DTC or performance complaint. . If the problem recurs, proceed with Step (4). . . . . . The Filter Life Valve strokes because of the higher main pressure (before the filter). The VIM for 24V systems has all 24V relays. . . . . A Diagnostic Trouble Dode (DTC) will nearly always be registered when the CHECK TRANS light is on; however, not all DTCs will turn on the CHECK TRANS light. .
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. . . . . . . . . . . MGM Transmission, Allison 10-Speed automatic 1 - Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. . . . There are no restrictions on engine speed in neutral. Owning Continue reading Allison Automatic Transmission Wiring
Refer to the Allison 4th Generation Controls and General Information Tech Data Book for information concerning electronic controls installation and the Installation Checklist. . When the counter for any of the sources indicates five consecutive detections, the software will set a confidence flag to indicate that this is an available throttle source. Remove the 80-way connector from the suspect TCM; inspect the connector for damaged or bent pins. . . . . NOTE: Most engine upgrades are same type/rating; under normal circumstances there should be no reason to reset the TCM Autoselect. . Seek service assistance as soon as possible. . .
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. . . . If resets are restricted to the service tool, the selector will not be able to reset the function. Muncie PTO Parts Manual Downloads. . . . . .
. . . . . . . . . . . . . Hot Check Procedure. . . . . ), FOREWARD. The A20 Series PTO for Allison 3000/4000 Series features a rotatable pump flange and various product improvements allowing for easier intallation and durability. . . . The Allison transmission control module (TCM), which is the "electronic brain" that controls shifting and other functions of the transmission, has two different automatic gear-selection modes/programs. Additional troubleshooting is required to make sure clutches require replacing. . . . . . . . . . Repair parts for the internal wiring harness and for wiring harness components attached to the shift selector will be available through the Allison Transmission Parts Distribution Center (PDC). Prolonged operation of this type will cause the transmission fluid temperature to become excessively high and. . . . . 8 o'clock position: 1.00 x engine speed. . .
. . . . . . . . . Allison DOC For PCService Tool shows PS2 PRESSURIZED. Failure to do so may. . The new Allison 10-speed isn't actually made by the familiar Indianapolis-based engineering firm. . . 61 62. SCTI provides a technical HELPLINE at 519-627-1673 (Wallaceburg). . . . . . . . . FM History: Use the Allison DOC For PCService Tool to display the amount of transmission operation from the initial service indication until the service reset. . . . . . . . The diagnostic pressure switch PS1 is mounted on the solenoid valve body assembly and performs the following two functions: When the C5 clutch is filled, PS1 senses the PCS2 solenoid regulator valve position to verify proper C3 clutch control in reverse, neutral, and first range. DIAGNOSTIC CODE LIST AND DESCRIPTION . . . . Some are stamped HT740 and some are stamped HT740D. . . . . . . The Allison Transmission 9000 Series is designed for extreme operating conditions in highly demanding applications up to 1,939 kW (2,600 hp). These warnings and cautions are not exhaustive. . . . . . Connect with us to stay up-to-date on the latest in Allison transmission technology and maintenance advice. . . . . An OLS will be identified as present and the OLS autodetect logic will stop once it is detected during any single engine start. . TRANSMISSION CONTROL MODULE (TCM) . . . . . Allison Wtec Iii Electrical Circuit Diagram Pdf Allison Transmission 3000 4000 Troubleshooting Manual Allison Transmission 3000 Vocational Models 3000hs 3000rds 3000evs 3000mh 3000pts 3000trv 3200sp 3200trv 3500rds 3500evs 3500sp Increase Pto Lifespan And Torque Capacity Hino Plug And Play Pto Harness For Allison Transmissions . . . . . . . Retarder and engine brakes will not apply when ABS is active. . . . The lever selector can be chosen with the lever on the left side or on the right side and with the R (Reverse) position toward the front or toward the rear of the selector. . . This mode is triggered by anything that could cause severe damage to the transmission, including severe overheating or towing a very heavy load. ALLISON TRANSMISSION DIAGNOSTIC TOOL, 3-4. . Inspect all connector terminals for damage. . . . . . . . . . . . . . . . Please use these SILs to obtain up-to-date information concerning Allison Transmission products. . . . . . . . . . Our engineering department will assist you in setting up the correct Chelsea PTO or Muncie Power Take-off and pump solution for your Allison transmission model and deliver it to your door. . Nylon 1150 m/s. .
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Wiring Diagram: Standard "H" Shift Option Model Years Standard.Muncie Power Products is a leading manufacturer of power take-offs (PTO), hydraulic components such as pumps, motors, cylinders, valves and reservoirs, and snow & ice removal products. . . Short Between Wires and to Ground. . . . . . . . . . . . . . . . The TCM (Figure 13) contains the microcomputer which is the brain of the control system. . . . . . . . . Repair parts for the external harnesses and external harness components must be obtained from St. Clair Technologies Inc. (SCTI). .
. Diagnostic information is obtained by pressing the (Up) and (Down) arrow buttons at the same time. . Allison DOC For PCService Tool displays clutch condition as OK or NOT OK for each clutch, C1 through C5. . . . . However, this manual does provide a starting point from which most problems can be resolved. . . Dont let a transmission in need of repairs bring your workplace to a halt!
. After a number of warnings occur from the SERVICE TRANS indicator without correcting the condition, the CHECK TRANS light illuminates and DTC P2789, Clutch Adaptive Learning at Limit, activates. . . This feature is not functional until transmission sump temperatures are between 40150C (105302F). Locate the appropriate troubleshooting chart and follow the instructions. . . . . . . Do this for both wires in the circuit being tested. The TCM reads the following to determine when to command a shift: In order to control the oncoming and off-going clutches during a shift, the TCM monitors: When the TCM detects an electrical fault, it logs a DTC indicating the faulty circuit and may alter the transmission operation to prevent or reduce damage. . . . . . . . . The speed ratios between the various speed sensors allow the TCM to determine if the transmission is in the selected range. . . Allison Transmission (AT) is responsible for warranty on these parts. . .
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. . Refer to Appendix A if a circuit problem is suspected. . General Motors describing the Allison-branded unit as "all-new." Mike L. Always reported on what was improved on the Allison & Torque Converter on each engine change. . . . .
. . . . . Failure to do so could cause damage to the internal latching mechanism. .
. . . . Wire, terminal, and connector repair information. .
If you find yourself stuck in third gear with this model of transmission, its probably time to have it rebuilt.
. . . . . . . . Unfortunately, a driver cant reverse limp mode. . .
. Welcome to the TS3989EN Troubleshooting Manual. Select RESET AUTODETECT RETARDER to search for a retarder only. . . . Consequently, Allison Transmission has not undertaken any such broad evaluation. This date is commonly used to denote the change configuration level of the TCM. . . . . . If the complaint does not return, leave the original TCM installed. . . . . Clear any DTCs that may be present and test drive the vehicle to confirm the repair. . any latin characters (a-z, A-Z) any numbers (0-9) special characters ("-", "_" and ". NOTE: Is used when an operating procedure, practice, etc., is essential to highlight. Thus, TID will not allow an Allison 4th Generation TCM to recognize a transmission with WTEC III controls, nor will TID allow a WTEC III ECU to recognize a transmission with Allison 4th Generation Controls.
. . . Message over the SAE J1939 communication interface. . . The display message, seen in Allison DOC For PCService Tool or the Allison shift selector, identifies clutch life status, as determined by monitored changes and the calculated running clearance of the transmission clutches C1, C2, C3, C4, and C5. . This manual provides troubleshooting information for the 3000 and 4000 Product Families Transmissions. Find an Allison authorized service facility near you. .
. . . . . . . Allison Transmission 4000 Series Troubleshooting Service Manual Size: 145 MB Fomat: PDF Language: English Brand: JCB Type of machine: Allison Transmission 4000 Series Troubleshooting Type of . . . NOTE: Illustration is not to scale. . . Reset is accomplished by using Allison DOC For PCService Tool. .
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. . . . . drive gear rating (continuous operation) Using one PTO: 930 Nm. . . . .
. . . Both types have the same part number 23014539. .
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. The engine should never be operated for more than ten (10) seconds at full throttle, CAUTION: with the transmission in range and the output stalled.
. . . . . . This, is usually caused by a dragging C1 or C3 clutch or a failed turbine speed sensor. . Loctite is a registered trademark of the Loctite Corporation. .
TESTING AT TRANSMISSION FEEDTHROUGH CONNECTOR FOR INTERNAL, HARNESS OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND . . . The solenoids produce an output pressure that is proportional to current from the TCM. . It is normal for the TCM date displayed electronically to be a few days prior to the date shown on the label. . . . . . . . . . . . . . . . K1 L. EXTERNALLY-GENERATED ELECTRONIC INTERFERENCE. . . Once a confidence flag is set for any one of the sources, a counter begins to countdown for 15 additional engine starts. . . TRANSMISSION . . . The service procedures recommended by Allison Transmission and described in this manual are effective methods for performing troubleshooting operations. . . . . . 3000 AND 4000 PRODUCT FAMILIES WIRING SCHEMATIC.
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. . The Prognostics Package includes the following functions: Use the Allison DOC For PCService Tool to review the current status of any of these functions and a history of indicator resets. . . . . . . . . . . . MEASURING CLUTCH AND RETARDER PRESSURES . . .
. . . . . . Multiple throttle sources can be detected on a single engine start and multiple confidence flags can be set. Not available with (PTO) Power take-off. . . . Allison Transmission 3000 4000 Troubleshooting Manual Harness For Allison 4th Generation 3000 4000 Transmissions Kent Moore J 4727 Allison Transmission Overview Hino Plug And Play Pto Harness For Allison Transmissions No Power To Allison Transmission Control Panel Electrical Fmca Rv Forums A Community Of Rvers The N (Neutral) button has a raised lip to aid in finding it by touch.
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. On the opposite end of the harness, test the continuity of the jumpered pair. . .
. . . . . . . . . . . . . . . . . . . . 53 53. Both upshifts and downshifts may be restricted when the CHECK TRANS light is illuminated. . . Be sure the transmission model matches the calibration in the TCM. . . . . The TransID feature enables the TCM to recognize various transmission hardware configurations and select an appropriate software calibration. . . . . . . . . When disconnecting a harness connector, be sure the pulling force is applied to the connector itself and. . .
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. . The electronic control of the transmission is performed by a microcomputer. . However, there may be a small chance that transmission performance, shift quality, or codes may result from the use of different models within the same engine family or when a recalibration of engine software has taken place. .
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. . . . . . . . The first place to look when troubleshooting a P.T.O. . Remember that some problems may be temperature related. . . The ER Saf -T- liner Pusher buses all came equipped with 3000 series transmissions and for the most part they were very reliable. . . . . . When the TCM detects a non-electrical problem while trying to make a shift, the TCM may try that shift a second or third time before setting a DTC. . 888 9-4-GEARS | 888 944-3277 . . . . . . . . VEHICLE INTERFACE MODULE . . CHECK TRANS LIGHT . . 5.If all connectors are clean and connected correctly, determine which wires in the chassis harness are indicated by the DTC. . Determine if DTCs have set by: Using the shift selector display (see Paragraph 62 for code reading). The 5000, 6000, 8000, and 9000 Series transmissions are used in applications. . Allison 4th Generation Internal Wiring Harness, Figure 111. . . Table 31. Do you know how to identify and deal with an issue that may arise with your Allison transmission? . . . . . . . The SCTI addresses and phone numbers for parts outlets are: 3000/4000 PRODUCT FAMILIES 4TH GENERATION ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL. . 614, 71. . . . . The code display procedure will indicate the number of times the DTC has occurred. . . . . DIAGNOSTIC TROUBLE CODE LIST AND DESCRIPTION, 6-6. Repair parts for the external harnesses and external harness components must be obtained from St. Clair Technologies Inc. (SCTI). . 32 35. . . . . . . . . . Resistance tests involving wiring between the TCM connector and other components adds about one Ohm of resistance to the component resistance shown. Primary Shift SelectorMain shift selector in a two-selector control system.
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. . . . See the selector information section for that procedure. . . . Applications are diverse and include oil-. . . . . . 58 A. . . . . . . . . . . .
. . . Custom Tuning is not included in the purchase price but is offered seperately at the hourly rate of $50.00/hr. . If a retarder is present but is not detected by autodetect, the retarder will not function. . Additionally, OLS detection must occur within 12.5 seconds on any given engine start.
. . . However, even these revolutionary pieces of equipment can have problems. . Determine if DTCs have set by: Using the shift selector display (see Paragraph. . . . . . . If dirty or corroded terminals are the probable cause of the problems, reconnect the clean connectors and operate the vehicle normally. . . . 20-WAY TRANSMISSION FEEDTHROUGH HARNESS CONNECTOR, Figure 12. . Second, mount the adapter with proper backlash to the transmission. . . . . Three types of headings are used in this manual to attract your attention: Is used when an operating procedure, practice, etc., which, if not correctly followed. . . . . . . .
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Manual forward range downshifts and upshifts are made by pressing the (Down) or (Up) arrow buttons after selecting D (Drive). . . . .
Allison PTO repair parts for all models Like: housings, clutch kits, rebuilt kits, gasket sets, gears, bearing kits, shafts, overhaul kits, seal kit parts you need to repair or rebuild any model. Allison DOC For PCService Tool shows PS2 EXHAUSTED.
approximately 10 percent or the running clearance exceeds a maximum value, which may indicate a non-wear-related issue. . . .
. . If yours appears to have never been replaced, your best bet is to contact the manufacturer and ask about the replacement process. . . . When disconnecting a harness connector, be sure the pulling force is applied to the connector itself and not the wires extending from the connector. . . Table 32. . Oil Level Sensor (OLS) . .
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. Determine the fluid level before beginning the OLS troubleshooting. . . Test the harness for shorts between wires and shorts-to-ground by performing the following (Figure 42): (1)At the TCM end of the harness, touch one probe of a digital volt/ohmmeter (DVOM) to one wire of the circuit being tested and touch the other probe to each terminal in the same connector, then touch the probe to chassis ground and to the transmission main housing. . . . . .
. . THROTTLE POSITION SENSOR . . . The selector lever can be moved freely between D and the numbered forward ranges without pressing the hold override button.
When SS2 is on, the valve is kept up by SS2. . . Web chelsea pto wiring diagram ford. . . . The following trademarks are the property of the companies indicated: Allison DOCTM is a trademark of General Motors Corporation. . SHIFT SELECTOR DISPLAYS RELATED TO ACTIVE CODES, 6-5. Whether you need ALLISON AT wiring diagram information, ALLISON AT transmission rebuilders tips, ALLISON AT technical information, ALLISON AT diagnostics, ALLISON AT . . . Frequently test for the presence of oil level diagnostics if the transmission is known to contain an OLS. . . . . 35 37. . . . The rest is in the PCM. . Display brightness is regulated by the same vehicle potentiometer that controls dash light display brightness. . . . . . . . The oil level sensor (OLS) is a float type device mounted on the control module channel plate. . . . . . Vehicle Interface Module (VIM). Pushbutton and lever shift selectors for the Allison 4th Generation Series are remote mounted from the TCM and communicate to the TCM via the J1939 communications data link. . . . The Allison transmission 1000 model has a feature called limp mode, in which the transmission locks itself into third gear. . . . Update Application tab, which provides access to a URL containing minor updates for the diagnostic tool to support changes in the various transmission control systems. . . Allison Transmission is responsible for warranty on these parts. Also, many different styles and materials for harnesses are likely to be encountered. . . . For example, Code P0960, indicates an open in the pressure control solenoid circuit, wires 111 and 174. Refer to Section 6, Diagnostic Trouble Codes, for the code clearing procedure.
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. CODE READING AND CODE CLEARING. Each time the engine is started, the CHECK TRANS light illuminates briefly and then goes off. . . . . . A1 B. . .
. 55 A. Fluid Level Check Procedure . . . Some OEMs may provide their own equivalent for the VIM which performs the same functions as the VIM shown in Figure 112. . . The four items above are the only CMCs that are autodetectable. . . . . Take advantage of our extensive warranty coverage to have your transmissions fixed or replaced with new models. . The SERVICE TRANS indicator illuminates briefly following a reset to acknowledge the reset was successful. . . . The differential pressure limit is verified for a period of time to make sure there is no false filters change indication. . . . . . . . . . . The lever shift selector can have as many as six forward range positions (seven for the 7-speed models), as well as R (Reverse) and N (Neutral). A confidence flag will be set once a source is detected for five consecutive engine starts. . Suprman said: I have a few Allison transmissions. . . . . . . . enhance vehicle handling. . . . . . . . . . . . . . . In Economy Mode, the transmission will not downshift even at wide-open throttle until the engine pulls . . . . . SCTI provides a technical HELPLINE at 519-627-1673 (Wallaceburg). . . . . . BASIC KNOWLEDGE REQUIRED. . . . . . . The root cause of a problem as well as the symptom must be corrected to be sure of trouble-free operation. NOTE: Information concerning specific items is contained in the appendices located in the back of this manual. . .
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. . . Allison DOC For PCService Tool displays from 100 percent down to minus () 100 percent. . . . . . . . . . . . . .
. All TCMs programmed and sold after that date will be loaded with the new TID calibration. . . . Dont keep driving a vehicle with a faulty part! . 15, 14. New animated screen by screen help support (found in Help. .
. These TCMs will contain calibrations for the new level transmission and all previous TID levels and will automatically load the correct calibration for the transmission based on the TID signal sensed by Autodetect during the first 25 engine starts. . . .
. Allison Transmission (AT) is responsible for warranty on these parts. Is your Allison transmission giving you trouble? . . . . . . . . . . . . .
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